(12) 20 oz. cans. Indoors, Champion Sprayon® Ant & Roach Killer is a spot treatment and crack and crevice treatment. It protects against sow bugs for up to 3 weeks, and ants cockroaches, fleas and ticks for up to 2 weeks. Also kills spiders, carpet beetles, crickets and water bugs. Outdoors, it can be sprayed where flies and mosquitoes rest. Crawling insecticide. 2-week residual for ants, cockroaches, fleas Injector tube for crack and crevice treatment. Active: Mixture of synthetic Pyrethroids, including Esfenvalerate. Ideal for use in homes and nonfood areas of kennels, commercial buildings, warehouses, theatres, office buildings, schools, motels, hotels, restaurants, food-processing facilities and hospitals.